Question 23 (Mandatory) (5 points) Choose one of the following article discussion questions to answer briefly. You can only choose one question and your answer should not exceed more than five sentences. Start by stating which question you are answering i.e. a), b), c) or d). a) What detrimental impact can trade barriers have on the US economy? b) What are the pros and cons of free trade? c) What implications do Germany's excess surpluses have on the Eurozone? d) What adjustments should take place in GIIPS in order to deal with the imbalances? A/